Home / 22,303.73-30,779.54-12,232.09

Finding the Fourth Proportional to 22,303.73, 30,779.54 and 12,232.09

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Solution

The fourth proportional to 22,303.73, 30,779.54 and 12,232.09 is: 16,880.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,303.73 : 30,779.54 = 12,232.09 : x
  2. Step 2: Convert to fraction form
    22,303.73/30,779.54 = 12,232.09/x
  3. Step 3: Cross multiply
    22,303.73x = 30,779.54 × 12,232.09
  4. Step 4: Simplify right side
    22,303.73x = 376,498,022.29
  5. Step 5: Solve for x
    x = 376,498,022.29/22,303.73
  6. Step 6: Final answer
    x = 16,880.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.